<!DOCTYPE html>
<html lang="zh">
<head>
	<meta charset="UTF-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0" />
	<meta http-equiv="X-UA-Compatible" content="ie=edge" />
	<title>Progress</title>
	<script src="index.js" type="text/javascript" charset="utf-8"></script>
	<style type="text/css">
		.progress-bar{
			position: absolute;
			top: 0;
			left: 0;
			width:0;
			height:0px;
			border-top: 2px solid blue;
		}
		.content{
			display: none;
		}
	</style>
</head>
<body>
	<div class="progress-bar"></div>
	<article class="content">
		<header>Demo</header>
		<section>
			模拟加载进度条
			asd dgh dsl hds dghds has hds dsl dsl hdsl hdsl hsdl hsl hslj hsljh slh shl h
			asd dgh dsl hds dghds has hds dsl dsl hdsl hdsl hsdl hsl hslj hsljh slh shl h
		</section>
		<section>
			<p>asd dgh dsl hds dghds has hds dsl dsl hdsl hdsl hsdl hsl hslj hsljh slh shl h</p>
		</section>
	</article>
</body>
</html>